3094874
Injector Fuel Supply Tube
Cummins®

Introduction

The Fuel Injector Supply Tube 3094874, designed by Cummins, is a critical component for the efficient delivery of fuel to the injectors in heavy-duty trucks. This part ensures that the engine receives a consistent and precise amount of fuel, which is essential for optimal performance and fuel economy ¹.

Basic Concepts of Fuel Injector Supply Tubes

A Fuel Injector Supply Tube serves as a conduit within the fuel system, directing fuel from the fuel rail to the individual injectors. It maintains a steady supply of fuel under pressure, which is vital for the injectors to operate effectively. The efficiency of the fuel delivery system directly influences engine performance ².

Role of the 3094874 Fuel Injector Supply Tube in Truck Operation

The 3094874 Fuel Injector Supply Tube is engineered to work within the fuel delivery system of Cummins engines. It ensures even distribution of fuel to each injector, maintaining consistent fuel pressure and flow. This contributes to the engine’s ability to deliver power efficiently and reliably under various operating conditions ¹.

Key Features of the 3094874 Fuel Injector Supply Tube

This Cummins part is constructed from high-quality materials resistant to fuel corrosion and high pressures. Its design includes reinforced connections and a smooth interior to reduce flow resistance, ensuring durability and reliable fuel delivery in demanding conditions ¹.

Benefits of Using the 3094874 Fuel Injector Supply Tube

Utilizing this part in a Cummins engine offers several advantages, including improved fuel efficiency, enhanced engine performance, and increased reliability due to its durable construction. These benefits contribute to the overall effectiveness and longevity of the engine ¹.

Installation and Integration

Proper installation of the 3094874 Fuel Injector Supply Tube is crucial for its effective integration within the fuel system. This involves verifying compatibility with the engine model, using the correct tools and procedures, and conducting thorough checks to ensure secure fitting and proper function ¹.

Common Issues and Troubleshooting

Common issues with the 3094874 may include leaks, blockages, or wear and tear. Troubleshooting involves inspecting the supply tube for wear, checking connections for tightness, and ensuring unobstructed fuel flow. Regular maintenance and prompt attention to issues can prevent more serious problems ¹.

Maintenance Recommendations

Regular inspections for wear or damage, cleaning as part of routine maintenance, and following replacement guidelines when significant wear is detected are recommended to maintain the 3094874. This ensures smooth fuel flow and efficient operation of the fuel system ¹.

Cummins: A Brief Overview

Cummins Inc. is a global leader in designing, manufacturing, and distributing engines, filtration, and power generation products. Known for innovation and quality, Cummins offers a range of reliable and high-performance engines and components, reflecting its commitment to customer needs ¹.

Compatibility of the Cummins Fuel Injector Supply Tube (Part 3094874)

The Cummins Fuel Injector Supply Tube, part number 3094874, is designed for seamless integration with several engine models, ensuring efficient and accurate fuel supply to the injectors. Its compatibility with engines like the QST30 CM552 and others within the same family simplifies maintenance and repair processes ¹.

Role of Part 3094874 Fuel Injector Supply Tube in Engine Systems

The Fuel Injector Supply Tube (part 3094874) is essential for transporting fuel from the fuel rail to the individual fuel injectors, ensuring a consistent and regulated flow of fuel. This is vital for the precise operation of the fuel injectors and overall engine performance ².

Integration with Fuel Rail

This part connects directly to the fuel rail, a pressurized manifold that distributes fuel to each injector. Its design maintains fuel pressure while minimizing leaks, ensuring each injector receives the exact amount of fuel needed for combustion ².

Interaction with Fuel Injectors

The Fuel Injector Supply Tube delivers fuel under consistent pressure to each injector, allowing for efficient atomization of the fuel. This fine fuel spray enhances combustion efficiency and overall engine performance ².

Contribution to Engine Performance

Consistent fuel delivery by the Fuel Injector Supply Tube directly impacts engine performance. It ensures fuel is delivered at the correct pressure and volume, maintaining optimal combustion conditions, improving fuel efficiency, reducing emissions, and enhancing power output ².

Role in Fuel System Regulation

The Fuel Injector Supply Tube works with the fuel pressure regulator to maintain stable fuel pressure throughout the system. This stability is essential for the injectors to operate within their specified parameters, contributing to smooth engine operation and reliable performance ².

Impact on Engine Longevity

By providing a reliable fuel delivery path, the Fuel Injector Supply Tube contributes to engine longevity. Consistent fuel pressure and flow help prevent issues such as injector clogging and uneven fuel distribution, which can lead to engine wear and decreased performance over time ².

Conclusion

The Fuel Injector Supply Tube (part 3094874) is a vital component that ensures the efficient and reliable delivery of fuel to the injectors, directly influencing engine performance and longevity. Its role in maintaining consistent fuel pressure and flow is crucial for the optimal operation of Cummins engines in heavy-duty trucks.